Stock-Based Compensation (Details) (USD $)	12 Months Ended
	Dec. 29, 2012	Dec. 28, 2013 Market Stock Units	Dec. 31, 2009 2009 Stock Incentive Plan	Dec. 28, 2013 2009 Stock Incentive Plan Low end of range	Dec. 28, 2013 2009 Stock Incentive Plan High end of range	Dec. 28, 2013 2009 Stock Incentive Plan Stock options and stock appreciation rights	Dec. 28, 2013 2009 Stock Incentive Plan Stock options	Dec. 29, 2012 2009 Stock Incentive Plan Stock options	Dec. 31, 2011 2009 Stock Incentive Plan Stock options	Dec. 28, 2013 2009 Stock Incentive Plan Full value awards	Dec. 29, 2012 2009 Stock Incentive Plan Full value awards	Dec. 31, 2011 2009 Stock Incentive Plan Full value awards	Dec. 28, 2013 2009 Stock Incentive Plan Market Stock Units	Dec. 29, 2012 2009 Stock Incentive Plan Market Stock Units	Dec. 31, 2011 2009 Stock Incentive Plan Market Stock Units	Dec. 28, 2013 2000 Stock Incentive Plan Low end of range	Dec. 28, 2013 2000 Stock Incentive Plan High end of range	Dec. 28, 2013 2000 Stock Incentive Plan Stock options High end of range	Dec. 28, 2013 2009 Employee Stock Purchase Plan	Dec. 29, 2012 2009 Employee Stock Purchase Plan	Dec. 31, 2011 2009 Employee Stock Purchase Plan
Stock-based compensation costs
Term of plan			10 years
Number of shares deducted for each share granted under 2009 Stock Incentive Plan						1				1.55
Award vesting period				3 years	4 years								3 years			3 years	8 years
Minimum exercise price as percentage of fair market value of shares on the date of grant							100.00%												85.00%
Maximum term of offering																			24 months
Term of award																		10 years
Number of shares granted										1,100,000	800,000	800,000	132,000	110,000	55,000
Stock options granted (in shares)							0	0	0
Shares issued																			190,000	181,000	169,000
Net reduction in selling, general and administrative expense	$ 1,900,000
Weighted-average fair value for purchase rights granted (in dollars per share)																			$ 9.34
Fair value assumptions
Expected volatility (as a percent)																			27.00%	38.00%	27.00%
Risk-free interest rate %																			0.10%	0.20%	0.20%
Expected term																			7 months	15 months	11 months
Cash consideration based upon achievement of specified levels of market conditions		$ 0